NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.
Station LNDC1 - Search and Rescue Data
Average surface winds - six hour block.
| Date (UTC) | Average Wind Dir (True) |
Average Wind Spd (Knots) |
Wind Obs |
Average Seas (Feet) |
Wave Obs |
Air Temp. (Degrees F.) |
Air Temp. Obs |
Water Temp. (Degrees F.) |
Water Temp. Obs |
|---|---|---|---|---|---|---|---|---|---|
| 2025-05-16 1200Z | 174 | 5 | 41 | - | 0 | 54 | 29 | - | 0 |
| 2025-05-16 0600Z | 230 | 6 | 60 | - | 0 | 56 | 40 | - | 0 |
| 2025-05-16 0000Z | 253 | 6 | 56 | - | 0 | 63 | 41 | - | 0 |
| 2025-05-15 1800Z | 251 | 3 | 60 | - | 0 | 60 | 42 | - | 0 |
| 2025-05-15 1200Z | 229 | 2 | 60 | - | 0 | 55 | 39 | - | 0 |
| 2025-05-15 0600Z | 215 | 3 | 58 | - | 0 | 56 | 45 | - | 0 |
| 2025-05-15 0000Z | 253 | 6 | 60 | - | 0 | 61 | 42 | - | 0 |
| 2025-05-14 1800Z | 230 | 4 | 60 | - | 0 | 59 | 42 | - | 0 |
| 2025-05-14 1200Z | 187 | 3 | 60 | - | 0 | 54 | 45 | - | 0 |
| 2025-05-14 0600Z | 161 | 3 | 60 | - | 0 | 57 | 42 | - | 0 |
| 2025-05-14 0000Z | 263 | 9 | 60 | - | 0 | 61 | 42 | - | 0 |
| 2025-05-13 1800Z | 234 | 4 | 60 | - | 0 | 57 | 45 | - | 0 |
| 2025-05-13 1200Z | 288 | 4 | 60 | - | 0 | 54 | 48 | - | 0 |
| 2025-05-13 0600Z | 279 | 7 | 60 | - | 0 | 55 | 43 | - | 0 |
| 2025-05-13 0000Z | 251 | 10 | 60 | - | 0 | 58 | 48 | - | 0 |
| 2025-05-12 1800Z | 241 | 8 | 60 | - | 0 | 57 | 48 | - | 0 |
| 2025-05-12 1200Z | 216 | 6 | 60 | - | 0 | 56 | 37 | - | 0 |
| 2025-05-12 0600Z | 257 | 6 | 60 | - | 0 | 56 | 42 | - | 0 |
| 2025-05-12 0000Z | 267 | 10 | 60 | - | 0 | 58 | 35 | - | 0 |
| 2025-05-11 1800Z | 260 | 8 | 60 | - | 0 | 57 | 41 | - | 0 |
| 2025-05-11 1200Z | 191 | 2 | 60 | - | 0 | 55 | 42 | - | 0 |
| 2025-05-11 0600Z | 213 | 3 | 60 | - | 0 | 57 | 48 | - | 0 |
| 2025-05-11 0000Z | 249 | 7 | 60 | - | 0 | 65 | 40 | - | 0 |
| 2025-05-10 1800Z | 243 | 3 | 60 | - | 0 | 62 | 48 | - | 0 |
| 2025-05-10 1200Z | 322 | 1 | 57 | - | 0 | 56 | 39 | - | 0 |
| 2025-05-10 0600Z | 6 | 1 | 60 | - | 0 | 60 | 44 | - | 0 |
| 2025-05-10 0000Z | 330 | 5 | 58 | - | 0 | 72 | 45 | - | 0 |
| 2025-05-09 1800Z | 303 | 3 | 60 | - | 0 | 66 | 44 | - | 0 |
| 2025-05-09 1200Z | 12 | 2 | 60 | - | 0 | 56 | 44 | - | 0 |
| 2025-05-09 0600Z | 208 | 1 | 60 | - | 0 | 59 | 45 | - | 0 |
| 2025-05-09 0000Z | 264 | 3 | 12 | - | 0 | 65 | 12 | - | 0 |
| 2025-05-08 1200Z | 257 | 4 | 33 | - | 0 | 52 | 36 | - | 0 |
| 2025-05-08 0600Z | 259 | 5 | 60 | - | 0 | 53 | 51 | - | 0 |
| 2025-05-08 0000Z | 266 | 8 | 60 | - | 0 | 58 | 48 | - | 0 |
| 2025-05-07 1800Z | 222 | 6 | 60 | - | 0 | 58 | 45 | - | 0 |
| 2025-05-07 1200Z | 264 | 5 | 60 | - | 0 | 56 | 52 | - | 0 |
| 2025-05-07 0600Z | 276 | 7 | 60 | - | 0 | 56 | 60 | - | 0 |
| 2025-05-07 0000Z | 283 | 9 | 60 | - | 0 | 60 | 52 | - | 0 |
| 2025-05-06 1800Z | 320 | 4 | 57 | - | 0 | 61 | 47 | - | 0 |
| 2025-05-06 1200Z | 19 | 4 | 60 | - | 0 | 56 | 46 | - | 0 |
| 2025-05-06 0600Z | 20 | 5 | 60 | - | 0 | 63 | 52 | - | 0 |
| 2025-05-06 0000Z | 319 | 5 | 60 | - | 0 | 78 | 48 | - | 0 |
| 2025-05-05 1800Z | 8 | 10 | 60 | - | 0 | 74 | 51 | - | 0 |
| 2025-05-05 1200Z | 355 | 4 | 60 | - | 0 | 64 | 54 | - | 0 |
| 2025-05-05 0600Z | 314 | 1 | 60 | - | 0 | 60 | 60 | - | 0 |
| 2025-05-05 0000Z | 246 | 6 | 60 | - | 0 | 63 | 57 | - | 0 |
| 2025-05-04 1800Z | 221 | 4 | 58 | - | 0 | 57 | 48 | - | 0 |
| 2025-05-04 1200Z | 109 | 2 | 60 | - | 0 | 53 | 49 | - | 0 |
| 2025-05-04 0600Z | 158 | 2 | 60 | - | 0 | 55 | 48 | - | 0 |
| 2025-05-04 0000Z | 267 | 7 | 60 | - | 0 | 60 | 57 | - | 0 |
| 2025-05-03 1800Z | 243 | 4 | 57 | - | 0 | 57 | 51 | - | 0 |
| 2025-05-03 1200Z | 255 | 4 | 60 | - | 0 | 53 | 48 | - | 0 |
| 2025-05-03 0600Z | 242 | 3 | 60 | - | 0 | 55 | 57 | - | 0 |
| 2025-05-03 0000Z | 252 | 8 | 60 | - | 0 | 57 | 57 | - | 0 |
| 2025-05-02 1800Z | 250 | 7 | 60 | - | 0 | 54 | 54 | - | 0 |
| 2025-05-02 1200Z | 250 | 7 | 60 | - | 0 | 51 | 54 | - | 0 |
| 2025-05-02 0600Z | 258 | 6 | 60 | - | 0 | 52 | 60 | - | 0 |
| 2025-05-02 0000Z | 267 | 7 | 60 | - | 0 | 56 | 57 | - | 0 |
| 2025-05-01 1800Z | 258 | 4 | 60 | - | 0 | 57 | 53 | - | 0 |
| 2025-05-01 1200Z | 261 | 5 | 60 | - | 0 | 54 | 60 | - | 0 |
| 2025-05-01 0600Z | 278 | 6 | 60 | - | 0 | 55 | 51 | - | 0 |
| 2025-05-01 0000Z | 266 | 6 | 53 | - | 0 | 60 | 47 | - | 0 |
| 2025-04-30 1800Z | 225 | 4 | 60 | - | 0 | 57 | 60 | - | 0 |
| 2025-04-30 1200Z | 236 | 6 | 60 | - | 0 | 53 | 52 | - | 0 |
| 2025-04-30 0600Z | 246 | 6 | 60 | - | 0 | 54 | 59 | - | 0 |
| 2025-04-30 0000Z | 284 | 4 | 59 | - | 0 | 62 | 52 | - | 0 |
| 2025-04-29 1800Z | 260 | 3 | 60 | - | 0 | 59 | 54 | - | 0 |
| 2025-04-29 1200Z | 255 | 2 | 60 | - | 0 | 52 | 51 | - | 0 |
| 2025-04-29 0600Z | 251 | 6 | 60 | - | 0 | 53 | 60 | - | 0 |
| 2025-04-29 0000Z | 259 | 7 | 60 | - | 0 | 58 | 54 | - | 0 |
| 2025-04-28 1800Z | 247 | 3 | 60 | - | 0 | 56 | 60 | - | 0 |
| 2025-04-28 1200Z | 189 | 1 | 60 | - | 0 | 52 | 57 | - | 0 |
| 2025-04-28 0600Z | 239 | 3 | 60 | - | 0 | 54 | 60 | - | 0 |
| 2025-04-28 0000Z | 204 | 5 | 60 | - | 0 | 57 | 52 | - | 0 |
| 2025-04-27 1800Z | 231 | 6 | 60 | - | 0 | 54 | 49 | - | 0 |
| 2025-04-27 1200Z | 242 | 4 | 60 | - | 0 | 53 | 49 | - | 0 |
| 2025-04-27 0600Z | 236 | 5 | 60 | - | 0 | 52 | 57 | - | 0 |
| 2025-04-27 0000Z | 266 | 8 | 60 | - | 0 | 54 | 45 | - | 0 |
| 2025-04-26 1800Z | 231 | 3 | 60 | - | 0 | 54 | 40 | - | 0 |
| 2025-04-26 1200Z | 19 | 2 | 57 | - | 0 | 51 | 45 | - | 0 |
| 2025-04-26 0600Z | 304 | 4 | 60 | - | 0 | 53 | 48 | - | 0 |
| 2025-04-26 0000Z | 245 | 5 | 58 | - | 0 | 55 | 52 | - | 0 |
| 2025-04-25 1800Z | 252 | 6 | 60 | - | 0 | 54 | 48 | - | 0 |
| 2025-04-25 1200Z | 274 | 7 | 60 | - | 0 | 52 | 54 | - | 0 |
| 2025-04-25 0600Z | 273 | 8 | 60 | - | 0 | 52 | 60 | - | 0 |
| 2025-04-25 0000Z | 266 | 9 | 57 | - | 0 | 54 | 48 | - | 0 |
| 2025-04-24 1800Z | 255 | 8 | 60 | - | 0 | 53 | 57 | - | 0 |
| 2025-04-24 1200Z | 262 | 8 | 60 | - | 0 | 52 | 48 | - | 0 |
| 2025-04-24 0600Z | 249 | 9 | 60 | - | 0 | 52 | 48 | - | 0 |
| 2025-04-24 0000Z | 251 | 9 | 60 | - | 0 | 54 | 49 | - | 0 |
| 2025-04-23 1800Z | 236 | 9 | 60 | - | 0 | 53 | 45 | - | 0 |
| 2025-04-23 1200Z | 240 | 9 | 60 | - | 0 | 52 | 45 | - | 0 |
| 2025-04-23 0600Z | 235 | 7 | 60 | - | 0 | 53 | 45 | - | 0 |
| 2025-04-23 0000Z | 268 | 8 | 60 | - | 0 | 57 | 42 | - | 0 |
| 2025-04-22 1800Z | 284 | 3 | 60 | - | 0 | 56 | 48 | - | 0 |
| 2025-04-22 1200Z | 268 | 4 | 60 | - | 0 | 53 | 54 | - | 0 |
| 2025-04-22 0600Z | 290 | 3 | 60 | - | 0 | 56 | 48 | - | 0 |
| 2025-04-22 0000Z | 306 | 5 | 60 | - | 0 | 65 | 57 | - | 0 |
| 2025-04-21 1800Z | 260 | 3 | 55 | - | 0 | 57 | 40 | - | 0 |
| 2025-04-21 1200Z | 269 | 3 | 60 | - | 0 | 52 | 45 | - | 0 |
| 2025-04-21 0600Z | 260 | 4 | 60 | - | 0 | 52 | 45 | - | 0 |
| 2025-04-21 0000Z | 274 | 5 | 60 | - | 0 | 58 | 57 | - | 0 |
| 2025-04-20 1800Z | 291 | 3 | 60 | - | 0 | 55 | 54 | - | 0 |
| 2025-04-20 1200Z | 260 | 2 | 60 | - | 0 | 52 | 53 | - | 0 |
| 2025-04-20 0600Z | 259 | 6 | 60 | - | 0 | 53 | 54 | - | 0 |
| 2025-04-20 0000Z | 263 | 8 | 57 | - | 0 | 56 | 40 | - | 0 |
| 2025-04-19 1800Z | 243 | 4 | 60 | - | 0 | 55 | 51 | - | 0 |
| 2025-04-19 1200Z | 247 | 4 | 60 | - | 0 | 52 | 51 | - | 0 |
| 2025-04-19 0600Z | 245 | 4 | 60 | - | 0 | 54 | 50 | - | 0 |
| 2025-04-19 0000Z | 260 | 6 | 58 | - | 0 | 57 | 55 | - | 0 |
| 2025-04-18 1800Z | 225 | 3 | 60 | - | 0 | 54 | 48 | - | 0 |
| 2025-04-18 1200Z | 244 | 5 | 60 | - | 0 | 53 | 51 | - | 0 |
| 2025-04-18 0600Z | 261 | 5 | 60 | - | 0 | 54 | 52 | - | 0 |
| 2025-04-18 0000Z | 248 | 6 | 60 | - | 0 | 57 | 57 | - | 0 |
| 2025-04-17 1800Z | 261 | 3 | 60 | - | 0 | 55 | 42 | - | 0 |
| 2025-04-17 1200Z | 243 | 4 | 60 | - | 0 | 54 | 45 | - | 0 |
| 2025-04-17 0600Z | 238 | 8 | 60 | - | 0 | 55 | 43 | - | 0 |
| 2025-04-17 0000Z | 251 | 9 | 57 | - | 0 | 57 | 45 | - | 0 |
| 2025-04-16 1800Z | 265 | 6 | 59 | - | 0 | 56 | 60 | - | 0 |
| 2025-04-16 1200Z | 285 | 4 | 59 | - | 0 | 55 | 60 | - | 0 |
| 2025-04-16 0600Z | 263 | 6 | 60 | - | 0 | 55 | 58 | - | 0 |
| 2025-04-16 0000Z | 267 | 9 | 58 | - | 0 | 58 | 60 | - | 0 |
| 2025-04-15 1800Z | 261 | 6 | 60 | - | 0 | 56 | 58 | - | 0 |
| 2025-04-15 1200Z | 267 | 7 | 60 | - | 0 | 54 | 57 | - | 0 |
| 2025-04-15 0600Z | 278 | 5 | 60 | - | 0 | 54 | 57 | - | 0 |
| 2025-04-15 0000Z | 277 | 6 | 60 | - | 0 | 58 | 60 | - | 0 |
| 2025-04-14 1800Z | 330 | 4 | 60 | - | 0 | 60 | 60 | - | 0 |
| 2025-04-14 1200Z | 26 | 2 | 60 | - | 0 | 55 | 60 | - | 0 |
| 2025-04-14 0600Z | 18 | 2 | 60 | - | 0 | 60 | 60 | - | 0 |
| 2025-04-14 0000Z | 265 | 5 | 60 | - | 0 | 68 | 60 | - | 0 |
| 2025-04-13 1800Z | 236 | 3 | 60 | - | 0 | 60 | 54 | - | 0 |
| 2025-04-13 1200Z | 118 | 3 | 60 | - | 0 | 53 | 56 | - | 0 |
| 2025-04-13 0600Z | 220 | 2 | 60 | - | 0 | 54 | 58 | - | 0 |
| 2025-04-13 0000Z | 240 | 7 | 60 | - | 0 | 59 | 52 | - | 0 |
| 2025-04-12 1800Z | 177 | 4 | 60 | - | 0 | 55 | 54 | - | 0 |
| 2025-04-12 1200Z | 201 | 3 | 60 | - | 0 | 52 | 60 | - | 0 |
| 2025-04-12 0600Z | 192 | 4 | 60 | - | 0 | 55 | 51 | - | 0 |
| 2025-04-12 0000Z | 248 | 9 | 60 | - | 0 | 60 | 60 | - | 0 |
| 2025-04-11 1800Z | 239 | 5 | 60 | - | 0 | 58 | 52 | - | 0 |
| 2025-04-11 1200Z | 162 | 3 | 57 | - | 0 | 57 | 51 | - | 0 |
| 2025-04-11 0600Z | 194 | 3 | 60 | - | 0 | 58 | 55 | - | 0 |
| 2025-04-11 0000Z | 253 | 7 | 59 | - | 0 | 64 | 56 | - | 0 |
| 2025-04-10 1800Z | 240 | 3 | 57 | - | 0 | 57 | 57 | - | 0 |
| 2025-04-10 1200Z | 283 | 2 | 60 | - | 0 | 54 | 43 | - | 0 |
| 2025-04-10 0600Z | 3 | 1 | 60 | - | 0 | 59 | 33 | - | 0 |
| 2025-04-10 0000Z | 278 | 6 | 57 | - | 0 | 69 | 42 | - | 0 |
| 2025-04-09 1800Z | 299 | 3 | 59 | - | 0 | 61 | 42 | - | 0 |
| 2025-04-09 1200Z | 134 | 2 | 60 | - | 0 | 55 | 48 | - | 0 |
| 2025-04-09 0600Z | 251 | 3 | 60 | - | 0 | 56 | 43 | - | 0 |
| 2025-04-09 0000Z | 264 | 7 | 60 | - | 0 | 61 | 57 | - | 0 |
| 2025-04-08 1800Z | 261 | 5 | 60 | - | 0 | 58 | 51 | - | 0 |
| 2025-04-08 1200Z | 228 | 2 | 60 | - | 0 | 54 | 54 | - | 0 |
| 2025-04-08 0600Z | 280 | 3 | 60 | - | 0 | 56 | 57 | - | 0 |
| 2025-04-08 0000Z | 253 | 6 | 60 | - | 0 | 59 | 51 | - | 0 |
| 2025-04-07 1800Z | 252 | 4 | 60 | - | 0 | 58 | 57 | - | 0 |
| 2025-04-07 1200Z | 141 | 4 | 58 | - | 0 | 56 | 54 | - | 0 |
| 2025-04-07 0600Z | 241 | 2 | 60 | - | 0 | 57 | 57 | - | 0 |
| 2025-04-07 0000Z | 269 | 4 | 57 | - | 0 | 62 | 54 | - | 0 |
| 2025-04-06 1800Z | 243 | 2 | 60 | - | 0 | 57 | 55 | - | 0 |
| 2025-04-06 1200Z | 249 | 2 | 60 | - | 0 | 52 | 55 | - | 0 |
| 2025-04-06 0600Z | 238 | 2 | 60 | - | 0 | 56 | 52 | - | 0 |
| 2025-04-06 0000Z | 254 | 5 | 58 | - | 0 | 63 | 55 | - | 0 |
| 2025-04-05 1800Z | 242 | 3 | 60 | - | 0 | 59 | 55 | - | 0 |
| 2025-04-05 1200Z | 143 | 1 | 60 | - | 0 | 53 | 44 | - | 0 |
| 2025-04-05 0600Z | 279 | 2 | 54 | - | 0 | 57 | 55 | - | 0 |
| 2025-04-05 0000Z | 289 | 7 | 58 | - | 0 | 65 | 37 | - | 0 |
| 2025-04-04 1800Z | 255 | 3 | 60 | - | 0 | 58 | 48 | - | 0 |
| 2025-04-04 1200Z | 103 | 0 | 30 | - | 0 | 51 | 8 | - | 0 |
| 2025-04-03 1800Z | 178 | 3 | 54 | - | 0 | 53 | 42 | - | 0 |
| 2025-04-03 1200Z | 112 | 4 | 60 | - | 0 | 50 | 45 | - | 0 |
| 2025-04-03 0600Z | 142 | 0 | 60 | - | 0 | 52 | 40 | - | 0 |
| 2025-04-03 0000Z | 269 | 10 | 58 | - | 0 | 56 | 49 | - | 0 |
| 2025-04-02 1800Z | 326 | 5 | 60 | - | 0 | 53 | 39 | - | 0 |
| 2025-04-02 1200Z | 360 | 6 | 57 | - | 0 | 49 | 42 | - | 0 |
| 2025-04-02 0600Z | 314 | 8 | 60 | - | 0 | 52 | 42 | - | 0 |
| 2025-04-02 0000Z | 281 | 12 | 60 | - | 0 | 54 | 42 | - | 0 |
| 2025-04-01 1800Z | 277 | 10 | 60 | - | 0 | 54 | 45 | - | 0 |
| 2025-04-01 1200Z | 243 | 7 | 60 | - | 0 | 53 | 42 | - | 0 |
| 2025-04-01 0600Z | 259 | 7 | 60 | - | 0 | 53 | 48 | - | 0 |
| 2025-04-01 0000Z | 263 | 11 | 30 | - | 0 | 55 | 27 | - | 0 |
The six-hour averages are calculated as follows:
- The 0000Z average uses data from 2100Z to 0259Z.
- The 0600Z average uses data from 0300Z to 0859Z.
- The 1200Z average uses data from 0900Z to 1459Z.
- The 1800Z average uses data from 1500Z to 2059Z.
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